diff --git a/mobile/Gemfile.lock b/mobile/Gemfile.lock
index 58e01a0..4e4f3da 100644
--- a/mobile/Gemfile.lock
+++ b/mobile/Gemfile.lock
@@ -87,7 +87,7 @@ GEM
     colored2 (3.1.2)
     commander (4.6.0)
       highline (~> 2.0.0)
-    concurrent-ruby (1.3.6)
+    concurrent-ruby (1.3.7)
     connection_pool (3.0.2)
     csv (3.3.5)
     declarative (0.0.20)